Sharp AQUOS sense3 Instruction Manual page 25

Voluntary control for radio wave interference
z This product satisfies technical requirements based on VCCI
Rules for Voluntary Control Measures and its satisfied mark
is displayed on the electronic nameplate of the product.
You can see the electronic nameplate by operating the product as
follows.
In the home screen, select "apps
[Advanced]▶[Authentication]
FeliCa and NFC reader/writer
z The FeliCa, NFC reader/writer and P2P function of the
handset use weak radio waves whose handling does not
require a license of radio station.
z The frequency in use is the 13.56 MHz band. When another
FeliCa, NFC reader/writer or P2P function is being used
nearby, keep enough distance from it.
Make sure that there is no radio station using the same
frequency band in the nearby area.
z For use in an aircraft, contact the airline beforehand. Use of
the function may be restricted in some countries.
Check conditions such as regulations of the country/region
to use the function.
folder"▶[Settings]▶[System]▶
Caution
z Never use the handset that is modified. Using a modified
device violates the Radio Law and/or the
Telecommunications Business Law.
The handset follows the regulations regarding the certification of
conformity with technical regulations for specific radio stations, etc.
based on the Radio Law and authentication of conformity with
technical regulations for devices, etc. based on the
Telecommunications Business Law, and the "Technical Conformity
Mark " can be displayed on the electronic nameplate of the
handset as a proof. You can see it by operating as follows.
In the home screen, select "apps
[Advanced]▶[Authentication]
If the screws of the handset are removed and a modification is given
to the inside, the certification of conformity with technical regulations,
etc. will become invalid. Never use the handset without the valid
certification, etc. Doing so violates the Radio Law and/or the
Telecommunications Business Law.
z Be careful when using the handset while driving a motor
vehicle.
Using the handset in hand while driving is regarded as a punishable
act.
However, the punishment has no application in some cases such as
when rescuing sick and injured people or maintaining public safety.
z The FeliCa and NFC reader/writer function of the handset
conform to the domestic radio wave standards.
When you use it overseas, check conditions such as
regulations of the country/region in advance.
z Never change the basic software improperly.
This may be regarded as a conversion of software and repairs may be
refused.
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folder"▶[Settings]▶[System]▶
Precautions